- Learn English
-
Learn grammar
-
List of words
-
Study your cards
-
Hang On, Man!
-
Audio Books
-
More apps
- Recent searches
-
clothes
-
archer
-
factuality
-
zoster
-
equipoise
-
buffalo chip
-
vexed
-
belle
-
nobility
-
prophet
- Hide translation
acoustic buoy
acoustic buoy /əˈkuːstɪk buːi/
noun
-
A buoy that can be heard (at night)
(
acoustic buoy
)
a buoy that can be heard (at night)